Analog Devices Inc.United States

ADR441TRZ-EP-R7

ActiveVoltage Reference8-Lead SOIC_N

IC VREF SERIES 0.04% 8SOIC

ADR441TRZ-EP-R7 is a 2.5V XFET voltage reference in an 8-lead SOIC_N package, operating from -55°C to +125°C, featuring low noise, low drift, and military grade characteristics.Checked against the datasheet

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Technical parameters

Datasheet-verified parameters

23 items
ParameterValue and test conditionsSource
Package8-Lead SOIC_N
Operating Temperature Range-55°C to +125°C
GradeMilitary (AQEC standard)
RoHSCompliant (Z = RoHS Compliant Part)
Output VoltageMin: 2.499 V, Typ: 2.500 V, Max: 2.501 V
Initial AccuracyMax: ±10.04 mV%
Temperature DriftTyp: 1 ppm/°C, Max: 5 ppm/°C (-55°C < TA < +125°C)
Supply Voltage Operating RangeMin: 3 V, Max: 18 V
Supply Voltage Absolute Maximum Rating20 V
HeadroomTyp: 500 mV
Output Current Capacity (Sourcing)Typ: 10 mA
Output Current Capacity (Sinking)Typ: -5 mA
Quiescent CurrentTyp: 3 mA, Max: 3.75 mA (No load, -55°C < TA < +125°C)
Voltage NoiseTyp: 1.2 µV p-p (0.1 Hz to 10 Hz)
Noise DensityTyp: 48 nV/√Hz (1 kHz)
Turn-On Settling TimeTyp: 10 µs
Long-Term StabilityTyp: 50 ppm (1000 hours)
Output Voltage HysteresisTyp: 70 ppm
Ripple Rejection RatioTyp: -80 dB (Input frequency = 1 kHz)
Short Circuit to GNDTyp: 27 mA
Storage Temperature Range-65°C to +150°C
Junction Temperature Range-65°C to +150°C
Lead Temperature, Soldering300°C (60 sec)
All parameters (19)ExpandCollapse
Power
Current - Output10 mA
Current - Supply3.75mA
Voltage - Input3V ~ 18V
Voltage - Output (Min/Fixed)2.5V
AC and DC characteristics
Noise - 0.1Hz to 10Hz1.2µVp-p
Noise - 10Hz to 10kHz-
Environment and package
Mounting TypeSurface Mount
Operating Temperature-55°C ~ 125°C
PackageTape & Reel (TR)
Package / Case8-SOIC (0.154", 3.90mm Width)
Supplier Device Package8-SOIC
Temperature Coefficient5ppm/°C
Other
Base Product NumberADR441
MfrAnalog Devices Inc.
Output TypeFixed
Product StatusActive
Reference TypeSeries
SeriesXFET®
Tolerance±0.04%

Pinout and package

Package8-Lead SOIC_N

PinNameFunctionSource
1DNC(Do Not Connect)
2VIN(Input Voltage Connection)
3NIC(Not Internally Connected)
4GND(Ground)
5TRIM(Output Voltage Trim)
6VOUT(Output Voltage)
7NIC(Not Internally Connected)
8DNC(Do Not Connect)

Documents

DatasheetDatasheet · 156.6 KB · 2026-10-26OtherOther · 734.0 KB · 2026-09-21OtherOther · 734.0 KB · 2026-09-21
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